78 lines
2.8 KiB
Kotlin
78 lines
2.8 KiB
Kotlin
package net.shadowfacts.cacao
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import net.shadowfacts.cacao.geometry.Point
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import net.shadowfacts.cacao.geometry.Rect
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import net.shadowfacts.cacao.view.View
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import org.junit.jupiter.api.Assertions.assertEquals
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import org.junit.jupiter.api.BeforeEach
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import org.junit.jupiter.api.Test
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/**
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* @author shadowfacts
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*/
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class CoordinateConversionTests {
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lateinit var window: Window
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@BeforeEach
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fun setup() {
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window = Window()
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}
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@Test
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fun testConvertToParent() {
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val a = window.addView(View(Rect(0.0, 0.0, 100.0, 100.0)))
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val b = a.addSubview(View(Rect(25.0, 25.0, 50.0, 50.0)))
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assertEquals(Point(25.0, 25.0), b.convert(Point(0.0, 0.0), to = a))
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assertEquals(Point(75.0, 75.0), b.convert(Point(50.0, 50.0), to = a))
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assertEquals(Rect(25.0, 25.0, 50.0, 50.0), b.convert(Rect(0.0, 0.0, 50.0, 50.0), to = a))
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}
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@Test
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fun testConvertToSibling() {
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val root = window.addView(View(Rect(0.0, 0.0, 200.0, 200.0)))
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val a = root.addSubview(View(Rect(25.0, 25.0, 50.0, 50.0)))
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val b = root.addSubview(View(Rect(75.0, 75.0, 50.0, 50.0)))
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assertEquals(Point(-50.0, -50.0), a.convert(Point(0.0, 0.0), to = b))
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assertEquals(Point(100.0, 100.0), b.convert(Point(50.0, 50.0), to = a))
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assertEquals(Rect(50.0, 50.0, 50.0, 50.0), b.convert(Rect(0.0, 0.0, 50.0, 50.0), to = a))
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}
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@Test
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fun testConvertBetweenSubtrees() {
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val root = window.addView(View(Rect(0.0, 0.0, 200.0, 100.0)))
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val a = root.addSubview(View(Rect(0.0, 0.0, 100.0, 100.0)))
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val b = root.addSubview(View(Rect(100.0, 0.0, 100.0, 100.0)))
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val c = a.addSubview(View(Rect(0.0, 0.0, 50.0, 50.0)))
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val d = b.addSubview(View(Rect(0.0, 0.0, 50.0, 50.0)))
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assertEquals(Point(-100.0, 0.0), c.convert(Point(0.0, 0.0), to = b))
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assertEquals(Point(-50.0, 50.0), c.convert(Point(50.0, 50.0), to = d))
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assertEquals(Rect(100.0, 0.0, 50.0, 50.0), d.convert(Rect(0.0, 0.0, 50.0, 50.0), to = c))
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}
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@Test
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fun testConvertBetweenTopLevelViews() {
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val a = window.addView(View(Rect(0.0, 0.0, 100.0, 100.0)))
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val b = window.addView(View(Rect(100.0, 100.0, 100.0, 100.0)))
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assertEquals(Point(0.0, 0.0), a.convert(Point(100.0, 100.0), to = b))
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assertEquals(Point(200.0, 200.0), b.convert(Point(100.0, 100.0), to = a))
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assertEquals(Rect(100.0, 100.0, 100.0, 100.0), b.convert(Rect(0.0, 0.0, 100.0, 100.0), to = a))
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}
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@Test
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fun testConvertBetweenTopLevelSubtrees() {
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val a = window.addView(View(Rect(0.0, 0.0, 100.0, 100.0)))
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val b = window.addView(View(Rect(100.0, 100.0, 100.0, 100.0)))
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val c = a.addSubview(View(Rect(25.0, 25.0, 50.0, 50.0)))
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val d = b.addSubview(View(Rect(25.0, 25.0, 50.0, 50.0)))
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assertEquals(Point(-50.0, -50.0), c.convert(Point(50.0, 50.0), to = d))
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assertEquals(Point(100.0, 100.0), d.convert(Point(0.0, 0.0), to = c))
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assertEquals(Rect(100.0, 100.0, 50.0, 50.0), d.convert(Rect(0.0, 0.0, 50.0, 50.0), to = c))
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}
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} |